java类javax.persistence.PreUpdate的实例源码

@PrePersist
@PreUpdate
public void checkValues() {
    if( scanCode == null ) {
        scanCode = name;
    }
}

@PrePersist
@PreUpdate
public void sanityCheck() {
    if( weightMeasure != null && weightMeasure.compareTo(BigDecimal.ZERO)>0 ) {
        weight = weightMeasure;
    }
    else if( weightCalculated != null && weightCalculated.compareTo(BigDecimal.ZERO)>0 ) {
        weight = weightCalculated;
    }
}

@PrePersist
@PreUpdate
public void checkValues() {
    if( aisle != null && aisle.trim().length()==0 ) {
        aisle = null;
    }
}

@PreUpdate
protected void preUpdate() {
    if (AuditContextHolder.audit()) {
        setLastModificationAuthor(AuditContextHolder.username());
        setLastModificationDate(Instant.now());
    }
}

/**
 * Life-cycle event callback, which automatically sets the last modification date.  
 */
@PreUpdate
protected void updateAuditInformation() 
{
    lastModifiedAt = new Date();

    // TODO - obtain currently logged-on user
}

/**
 * Updates the {@link #updatedAt} timestamp
 */
@PrePersist
@PreUpdate
void updateUpdatedAt() {
    if (this.createdAt == null) {
        this.createdAt = Calendar.getInstance();
    }
    this.slug = generateSlug(slug, title);
    this.updatedAt = Calendar.getInstance();
}

@PrePersist
@PreUpdate
void prePersistAndUpdate() {
    if (this.createdAt == null) {
        this.createdAt = Calendar.getInstance();
    }
}

@PreUpdate
@PrePersist
public void updateCreatedUpdated()
{
    final Date now = new Date();
    this.dateUpdated = now;
    if (dateCreated == null)
    {
        dateCreated = now;
    }
}